#define _CRT_SECURE_NO_WARNINGS  1
#pragma warning(disable:6031)
#include<stdio.h>
int main()
{
	float commission, value;
	printf("Enter value of trade:");
	scanf("%f", &value);

	if (value < 2500.00f) {
		commission = 30.00f + .017f * value;
	}
	else if (value < 6250.00f); {
		commission = 56.00f + .0066f * value;
	}
	else if (value < 20000.00f);{
	commission = 76.00f + .0034f * value;}
	else if (value < 50000.00f)
		commission = 100.00f + .0022f * value;
	else if (value < 500000.00f)
		commission = 155.00f + .0011f * value;
	else
		commission = 255.00f + .0009 * value;
	if (commission < 39.00f)

		commission = 39.00f;
	printf("commission:$%.2f\n", commission);

	return 0;
}